National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

New Castle Municipal Airport (KUCP)

Lat: 41.02°NLon: 80.42°WElev: 1072ft.

Fog/Mist

50°F

10°C

Humidity 100%
Wind Speed Calm
Barometer 30.13 in (1021.4 mb)
Dewpoint 50°F (10°C)
Visibility 6.00 mi
Last update 26 May 5:56 am EDT
Extended Forecast for

4 Miles WSW Slippery Rock PA

  • Today

    Today: Partly sunny, with a high near 81. Light and variable wind.

    High: 81 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers after 3am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 20%.

    Low: 62 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of showers before 9am, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 79. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 55. Northwest wind 3 to 5 mph.

    Low: 55 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 74. North wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 81. Light and variable wind.
Tonight
A slight chance of showers after 3am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 20%.
Wednesday
A slight chance of showers before 9am, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 79. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 55. Northwest wind 3 to 5 mph.
Thursday
Sunny, with a high near 74. North wind 6 to 11 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 48.
Saturday
Sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Slippery Rock PA
 41.04°N 80.16°W (Elev. 1145 ft)
Last Update:
2:21 am EDT May 26, 2026
Forecast Valid:
6am EDT May 26, 2026-6pm EDT Jun 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation